2022年12月CET4考后答案实时更新无错误版本

2022年12月CET4考后答案实时更新无错误版本

一、单项选择题（每题2分，共20分）1.Accordingtothepassage,theprimaryreasonforthedeclineinbeepopulationsisA.climatechangeB.pesticideoveruseC.urbanexpansionD.naturalpredators2.Theword“mitigate”inparagraph3isclosestinmeaningtoA.worsenB.absorbC.lessenD.delay3.Whichofthefollowingbestdescribestheauthor’sattitudetowardartificialintelligence?A.CautiouslyoptimisticB.StronglyopposedC.IndifferentD.Unreservedlyenthusiastic4.ThestudymentionedinthepassagewasconductedoveraperiodofA.sixmonthsB.oneyearC.threeyearsD.fiveyears5.ItcanbeinferredthatthenewrecyclingtechnologywillA.increaselandfillwasteB.reduceenergyconsumptionby30%C.requiregovernmentsubsidiesD.eliminateplasticproduction6.Thespeaker’smainpurposeinthelectureistoA.entertaintheaudiencewithanecdotesB.persuadestudentstomajorinphysicsC.explainthesignificanceofdarkmatterD.criticizepreviousresearchmethods7.Whichdetailbestsupportstheclaimthaturbangardeningimprovesmentalhealth?A.Propertyvaluesrose8%B.Participantsreported25%lowerstresslevelsC.VegetableyieldsdoubledD.Waterusagedecreased8.ThepassageimpliesthattraditionalnewspapersareA.adoptingdigitalstrategiesB.refusingtochangeformatsC.gainingyoungerreadersD.immunetoeconomicpressure9.TheexperimentdemonstratedthatplantsexposedtoclassicalmusicA.grewshorterrootsB.producedsmallerleavesC.germinated20%fasterD.requiredmorefertilizer10.TheprofessoradvisesstudentstoA.avoidonlinedatabasesB.interviewonlyexpertsC.cross-checkmultiplesourcesD.citeencyclopediasexclusively二、填空题（每题2分，共20分）11.TheParisAgreementaimstolimitglobalwarmingtowellbelow______°C.12.InShakespeare’sHamlet,theprotagonist’sfatherismurderedbyhis______.13.Theprocessbywhichcellsdivideinthebodyiscalled______.14.Thechemicalsymbolforsilveris______.15.TheGreatWallofChinawasprimarilybuiltduringthe______dynasty.16.Aprimenumbergreaterthan20andlessthan30is______.17.Thesmallestplanetinoursolarsystemis______.18.Ineconomics,theacronymGDPstandsfor______.19.Thenovel“1984”waswrittenby______.20.Thespeedoflightinvacuumisapproximately______km/s.三、判断题（每题2分，共20分）21.TheAmazonRiveristhelongestriverinAfrica.22.Photosynthesisoccursinthemitochondriaofplantcells.23.Thebinarysystemusesonly0and1.24.ThecurrencyofJapanistheyuan.25.Adecagonhastensides.26.Thehumanlivercanregenerateitself.27.Theplay“RomeoandJuliet”issetinVenice.28.Soundtravelsfasterinairthaninwater.29.TheequatorpassesthroughthecontinentofSouthAmerica.30.ThechemicalformulaforwaterisH2O2.四、简答题（每题5分，共20分）31.Brieflyexplaintwomajorcausesofthe2008globalfinancialcrisis.32.SummarizethemainargumentpresentedinRachelCarson’s“SilentSpring.”33.DescribethegreenhouseeffectanditsimpactonEarth’sclimate.34.Outlinetwokeydifferencesbetweenmitosisandmeiosis.五、讨论题（每题5分，共20分）35.Discusswhethersocialmediaplatformsshouldbeheldlegallyresponsibleformisinformationspreadbyusers.36.Evaluatethebenefitsanddrawbacksofreplacingtextbookswithtabletsinprimaryschools.37.Analyzehowremoteworkhasalteredurbantransportationpatternsandenvironmentalquality.38.Debatetheethicalimplicationsofusinggene-editingtechnologiesonhumanembryos.答案与解析一、单项选择题1B2C3A4C5B6C7B8A9C10C二、填空题11212uncle(Claudius)13mitosis14Ag15Ming1623or2917Mercury18GrossDomesticProduct19GeorgeOrwell20300000三、判断题21F22F23T24F25T26T27F28F29T30F四、简答题（每题约200字）31.Thecrisisstemmedfirstfromwidespreadissuanceofsub-primemortgagesbundledintocomplexsecuritieswhosetrueriskwasunderestimated.Whenhousingpricesfell,defaultssoared,collapsingthevalueofthesesecurities.Second,excessiveleverageamongglobalbanksamplifiedlosses;institutionsheldinsufficientcapitalagainstpotentialdownturns,triggeringbankfailuresandacreditfreezethatpropagatedworldwiderecession.32.Carsonarguedthatindiscriminatepesticideusedevastatesecosystems,silencingbirdsandcontaminatingwater.Shedocumentedbioaccumulationharminghumansandwildlife,challengingthechemicalindustry’ssafetyclaims.Thebookurgedregulatoryoversightandecologicalawareness,sparkingthemodernenvironmentalmovementandleadingtobansonDDTinmanycountries.33.Solarenergypassesthroughtheatmosphereandisre-emittedbyEarth’ssurfaceasinfraredradiation.Greenhousegasesabsorbandre-radiatethisheat,maintainingaveragetemperaturesaround15°C.Human-inducedincreasesinCO₂,methaneandnitrousoxideintensifythiseffect,raisingglobaltemperatures,meltingice,shiftingweatherpatternsandincreasingextremeevents.34.Mitosisproducestwogeneticallyidenticaldiploidcellsforgrowthandrepair,maintainingchromosomenumber.Meiosiscreatesfournon-identicalhaploidgametes,halvingchromosomenumberandpromotinggeneticdiversitythroughcrossing-overandindependentassortment,essentialforsexualreproduction.五、讨论题（每题约200字）35.Platformsprofitfromengagementalgorithmsthatamplifysensationalcontent.Holdingthemlegallyliablecouldincentivizestrictermoderation,yetrisksover-censorshipandstiflingfreespeech.Abalancedapproachcombinestransparentalgorithmaudits,userappeals,andproportionatepenalties,ensuringaccountabilitywithouterodingopendiscourse.36.Tabletsofferinteractivemultimedia,instantupdatesandlighterbackpacks,potentiallyenhancingengagement.Conversely,theyintroducescreen-fatigue,higherupfrontcosts,andrequirerobustWi-Fiandteachertraining.Equityissuesarisewhenstudentslackdevicesorquietspaces.Ahybridmodel,integratingcurateddigitalresourceswithprintedtexts,oftenyieldsoptimaloutcomes.37.Remoteworkreducedpeak-hourcommuting,cuttingcongestionandvehicleemissionsinma